Abstract: In order to obtain reasonably the scale of increase or decrease hook the relocation areas and promote the smooth development of rural residential land remediation work, the author discussed the standard and scale of rural residential land. This paper researched the farmers type by using the K-Means Cluster clustering analysis, thus studied the rural settlements scale of the proportion of farmers. This paper could be concluded as: households were divided into agricultural type, multi-agricultural type, labor type and semi-farming type according to the clustering analysis. The housing land was divided into living space and productive space by its function. According to the farmers nature and homestead functions discussed by farmers homestead standard. The classification of rural settlements according to the ratio of total households number and the determination of appropriate residential building area ratio were confirmed. Results showed that, the rural settlements of per person were 71-82 m2, 75-89 m2, 63-69 m2, 68-75 m2 respectively. This paper finally obtained that the rural residential of study area was 5.5 hm2 to 6.2 hm2 combining with the demographic situation. This research provides a reference for rural land reclamation plan.